g10guang

#!/bin/bash

setxkbmap -option caps:none

xmodmap -e "keycode 66 = End NoSymbol End NoSymbol End"

xmodmap -e "keycode 112 = BackSpace BackSpace BackSpace BackSpace"

g10guang

#include <iostream>
#include "curl/curl.h"

int main() {
    curl_version_info_data* ver = curl_version_info(CURLVERSION_NOW);
    std::cout << ver->ssl_version << std::endl;
    return 0;
}

g10guang

from http.server import HTTPServer, BaseHTTPRequestHandler
from socketserver import ThreadingMixIn

class Handler(BaseHTTPRequestHandler):
    protocol_version = 'HTTP/1.1'

    def do_GET(self):
        rsp = b'GET'
        self.send_response(200)
        self.send_header('Content-Length', len(rsp))

g10guang

import time
from datetime import datetime
import pytz

In [14]: t = datetime.fromtimestamp(1546751128, pytz.timezone('Asia/Shanghai')).strftime('%Y-%m-%d %H:%M:%S')
In [15]: t
Out[15]: '2019-01-06 13:05:28'

g10guang

find command with exclude

find -name "*.js" -not -path "./directory/*" -not -path "*thrift_gen/*"

remove duplicate column:

awk '!seen[$0]++' filename

g10guang

show diff between edit file and disk file

:w !diff % -

g10guang

set -ex
prepath=`dirname $PWD`
# make sure both mac & devbox satisfy, $GOPATH=$HOME/go
myhome="${HOME}/"
prepath=${prepath:${#myhome}}
# set your own devbox username, mine is liuxiguang
devboxusername="liuxiguang"
sshpass -p ${devboxusername} rsync -avr --delete --exclude=test.go --exclude=.idea --exclude=.vscode --exclude=output ${PWD} dev:/home/${devboxusername}/$prepath
echo $(date -u +"%Y-%m-%d %H:%M:%S%Z")

g10guang

wget https://github.com/google/protobuf/releases/download/v2.5.0/protobuf-2.5.0.tar.bz2
tar xvf protobuf-2.5.0.tar.bz2
cd protobuf-2.5.0
./configure CC=clang CXX=clang++ CXXFLAGS='-std=c++11 -stdlib=libc++ -O3 -g' LDFLAGS='-stdlib=libc++' LIBS="-lc++ -lc++abi"
make -j 4 
sudo make install
protoc --version

g10guang

import enum

class Instruction(enum.Enum):
    HLT = 0 
    ADD = 1
    POP = 2
    PSH = 3
    SET = 4
    Get = 5
    JMP = 6

g10guang

#include <iostream>

using namespace std;

class Base1 {
    public:
        virtual void f() {  cout << "Base1:f" <<  endl;}
        virtual void g() { cout << "Base1::g" <<  endl;}
};